🛂 ENTERINGSri Lanka 
Benadryl contains Diphenhydramine. Carry it in original packaging with your prescription or a doctor's letter.
Allowed
At the border
Active ingredient · DiphenhydramineNo prescription needed
Yes - you can bring this in.
- Diphenhydramine is not specially restricted in Sri Lanka.
- Keep it in original packaging and bring a reasonable personal supply.
Medication rules vary by country and can change. This is guidance, not legal advice - carry your prescription and confirm with the official authority before you fly.